报价:面议
地址:福建,福州,福建福州市闽侯西江滨大道77号正荣润园1号楼
公司:福州卓凯电子科技有限公司
手机:13696852881
微信:c677530
电话:0591-22983782
用户等级:普通会员 已认证
AN现货
PXI-8252现货
PXI-8252
在以改变几何形状和机械性能为特征的制造工业和以物理变化和化学变化将原料转化成产品为特征的过程工业中,除了以连续量为主的反馈控制外,特别在制造工业中存在了大量的开关量为主的开环的顺序控制,它按照逻辑条件进行顺序动作号按照时序动作;另外还有与顺序、时序无关的按照逻辑关系进行连锁保护动作的控制;以及大量的开关量、脉冲量、计时、计数器、模拟量的越限报警等状态量为主的—离散量的数据采集监视。由于这些控制和监视的要求,所以PLC发展成了取代继电器线路和进行顺序控制为主的产品。在多年的生产实践中,逐渐形成了PLC、DCS与IPC三足鼎立之势,还有其它的单回路智能式调节器等在市场上占一定的百分比
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ATCD 016 H 1 C TIMER ON DELAY 24/28VDC 5DIAL ADJUSTABLE
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